Intel Virtualization Technology; Hardware Prefetcher - ASROCK Z87 Extreme9/ac User Manual

Package C State Support
Enable CPU, PCIe, Memory, Graphics C State Support for power saving.
CPU Thermal Throttling
Enable CPU internal thermal control mechanisms to keep the CPU from overheating.
No-Execute Memory Protection
Processors with No-Execution Memory Protection Technology may prevent certain
classes of malicious bufer overlow attacks.

Intel Virtualization Technology

Intel Virtualization Technology allows a platform to run multiple operating systems
and applications in independent partitions, so that one computer system can function
as multiple virtual systems.

Hardware Prefetcher

Automatically prefetch data and code for the processor. Enable for better performance.
Adjacent Cache Line Prefetch
Automatically prefetch the subsequent cache line while retrieving the currently re-
quested cache line. Enable for better performance.
88